Finding the Fourth Proportional to 926,594.32, 1,278,700.68 and 518,696.98
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Solution
The fourth proportional to 926,594.32, 1,278,700.68 and 518,696.98 is: 715,802.12
Step by Step Solution
- Step 1: Write the proportion equation
926,594.32 : 1,278,700.68 = 518,696.98 : x - Step 2: Convert to fraction form
926,594.32/1,278,700.68 = 518,696.98/x - Step 3: Cross multiply
926,594.32x = 1,278,700.68 × 518,696.98 - Step 4: Simplify right side
926,594.32x = 663,258,181,039.95 - Step 5: Solve for x
x = 663,258,181,039.95/926,594.32 - Step 6: Final answer
x = 715,802.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.